Source:http://english.vietnamnet.vn/fms/art-entertainment/25953/hanoi-artists-display-their-patriotism.html

Source: http://thethaovanhoa.vn/133N20120820062533624T0/nguon-cam-hung-vo-tan-ve-bien-dao.htm

Source:http://vov.vn/Home/Trien-lam-Bien-gioi-bien-dao-que-huong/20128/221727.vov